webpack

module.exports = {
    entry:  './src/js/app.jsx',
    output: {
        filename: 'public/[name].js'
    },
    module: {
        preLoaders: [
            { test: /\.json$/, exclude: /node_modules/, loader: 'json'},
        ],
        loaders: [
            {
                test: /\.jsx$/,
                loaders: ['jsx'],
                exclude: /node_modules/
            }
        ]
    },
    externals: {
        'react': 'React',
        'react-dom': 'ReactDOM'
    },
    resolve: {
        extensions: ['', '.js', '.jsx', '.json']
    }
};